What is the role of atp in the process of active transport A- It provides energy that cells need to move molecules against a concentration gradient
B- It lengthens the fatty acid chains in the cell membrane
C-It weakens the cell membrane allowing molecules to pass through more easily
D- It provides the nervy to transport the cell in its environment

How does the molecular clock work? a. it analyzes the brain functionality of two different species.b. it examines and compares the physical characteristics of two different species.c. it illustrates relationships between two different species.d. it compares the number of mutations that exist in the dna of two different species.

What mistake did john needham make that caused him to conclude that spontaneous generation for microorganisms occurred? a. he re-contaminated his boiled broth solutions. b. he destroyed the vital force in the solutions. c. he did not boil his broth solutions, only warmed them. d. he failed to seal his flasks of boiled broth. e. he allowed his assistant to conduct the experiment which he did not monitor closely.

In this picture, groups of pigment that capture light energy are located on the